Add bokan@ as cc/ owner for input and scroll-related patches.

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: I928521be331c73c5e25a9e1441d0d9e6196a39f3
Reviewed-on: https://chromium-review.googlesource.com/1053107Reviewed-by: David Bokan <bokan@chromium.org>
Commit-Queue: Chris Harrelson <chrishtr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#557319}

cc/OWNERS

@@ -59,6 +59,9 @@ vmpstr@chromium.org
 fsamuel@chromium.org
 kylechar@chromium.org
 
+# input, scrolling
+bokan@chromium.org
+
 # we miss you
 # jamesr@chromium.org
 # nduca@chromium.org